55423827 has 12 divisors (see below), whose sum is σ = 80211664. Its totient is φ = 36877680.

The previous prime is 55423811. The next prime is 55423853. The reversal of 55423827 is 72832455.

55423827 is a `hidden beast` number, since 554 + 23 + 82 + 7 = 666.

It is not a de Polignac number, because 55423827 - 2⁴ = 55423811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55423791 and 55423800.

It is not an unprimeable number, because it can be changed into a prime (55423867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 823 + ... + 10560.

Almost surely, 2^55423827 is an apocalyptic number.

55423827 is a deficient number, since it is larger than the sum of its proper divisors (24787837).

55423827 is a wasteful number, since it uses less digits than its factorization.

55423827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11930 (or 11927 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 55423827 is about 7444.7180604775. The cubic root of 55423827 is about 381.2695923999.

The spelling of 55423827 in words is "fifty-five million, four hundred twenty-three thousand, eight hundred twenty-seven".